Answer: 80% of the air is made up of other gases.
Step-by-step explanation:
1/5 = 2/10. There are 8/10 left over which is 80%. Hope this helps!
You are dividing the number with the x so 4 when you divide 4 on both sides 4x cancels out because it’s 0 and 8 divides by 4 is 4 so y=4
Seconds in a week: 7*24*60*60=604800
604800*25100=15180480000 cubic feet of water released in a week
Answer:
C. 9
Step-by-step explanation:
Plug in 5 for x in which you should get the equation 4(5)-11. Multiply the first two numbers to get 20 and subtract 11 to get your final answer which is 9.